2 Digit (Traditional)
14 x 11
154
12 x 13:
156
Solve using partial products: 10 x 10=
100
Which number is in the ones place?
16
6
What is zero property?
Anything multiplied by 0, will be 0
12 x 15
180
11 x 11
121
Solve traditional way: 11 x 22
242
Which number is in the tens place?
25
2
What is Identity property?
When you multiply 1 by a number, the answer is the same number
23 x 27
627
25 x 26
650
Solve using traditional method: 13 x 14=
182
Give me two examples of numbers where there is a digit in the hundreds, tens, and ones place.
365 and 180
This problem is an example of which property:
6 x 4= 24
4 x 6= 24
Commutative Property
23 x 12
276
23 x 12
276
726
If have the number 1,000 and I add another zero to the tens thousands place, is my number bigger? What would my new number be?
Yes, and 10,000
This problem is an example of which property?
3 (2 x 5)
(3 x 2) x 5
Associative Property
23 x 25
575
20 x 23
460
Solve the partial products: 22 x 14=
308
Give me a five digit number and tell me which digit is in which place
25,000
2 in ten thousands
5 in thousands
0 in hundreds
0 in tens
0 in ones
What is distributive property? Give an example.
You multiply the outside number to all number inside the parentheses